/// <summary>
/// Send message from the client.
/// </summary>
/// <param name="request">Object representing the requested information</param>
/// <remarks>
/// This should be used either when you need a one way notification or an out of band reply.
/// </remarks>
public void Send(RequestMessage request)
{
IIPCDuplexCallback callback = OperationContext.Current.GetCallbackChannel<IIPCDuplexCallback>();
var response = Call(request);
if (callback != null)
callback.Reply(response);
}
/// <summary>
/// Subscribe message from the client.
/// </summary>
/// <param name="request">Object representing the requested information</param>
/// <remarks>
/// The client subscribes to the events from the server.
/// This may include client specific events or general broadcasts.
/// </remarks>
public void Subscribe(RequestMessage request)
{
IIPCDuplexCallback callback = OperationContext.Current.GetCallbackChannel<IIPCDuplexCallback>();
request.Header.MessageType = (int)MessageType.SUBSCRIBE;
if (!_subscriptions.ContainsKey(request.Header.ProcessID.ToString()))
_subscriptions.Add(request.Header.ProcessID.ToString(), callback);
OnMessageRecieved(null, new MessageRecievedEventArgs(request));
}
static void ClientThreadLoop(object mrevent)
{
ManualResetEvent resetEvent = (ManualResetEvent)mrevent;
// Construct InstanceContext to handle messages on callback interface
InstanceContext instanceContext = new InstanceContext(new CallbackHandler());
_client = ClientHelper.GetDuplexClient(instanceContext,_serverProcId.ToString(), ClientHelper.ServerLocation.REMOTE,"localhost",64000);
_client.Open();
var requestMessage = new RequestMessage();
var registerMessage = new RegisterMessage() { Counter = CounterType.MEMORY };
Trace.WriteLine(registerMessage.Counter.ToString());
requestMessage.SetBody<RegisterMessage>(registerMessage);
_client.Subscribe(requestMessage);
resetEvent.WaitOne();
_client.Close();
}
/// <summary>
/// UnSubscribe message from the client.
/// </summary>
/// <param name="request">Object representing the requested information</param>
public void UnSubscribe(RequestMessage request)
{
request.Header.MessageType = (int)MessageType.UNSUBSCRIBE;
if (_subscriptions.ContainsKey(request.Header.ProcessID.ToString()))
_subscriptions.Remove(request.Header.ProcessID.ToString());
OnMessageRecieved(null, new MessageRecievedEventArgs(request));
}
/// <summary>
/// Call message from the client requesting information.
/// </summary>
/// <param name="request">Object representing the requested information</param>
/// <returns>Response</returns>
public ResponseMessage Call(RequestMessage request)
{
var arg = new MessageRecievedEventArgs(request);
OnMessageRecieved(null, arg);
return arg.Response;
}
public MessageRecievedEventArgs(RequestMessage request)
{
Request = request;
Response = new ResponseMessage(Request.Header);
}
